JPH0430085B2 - - Google Patents
Info
- Publication number
- JPH0430085B2 JPH0430085B2 JP57228191A JP22819182A JPH0430085B2 JP H0430085 B2 JPH0430085 B2 JP H0430085B2 JP 57228191 A JP57228191 A JP 57228191A JP 22819182 A JP22819182 A JP 22819182A JP H0430085 B2 JPH0430085 B2 JP H0430085B2
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- fluorine
- lubricant
- magnetic recording
- lubricating layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 18
- 229910052731 fluorine Inorganic materials 0.000 claims description 15
- 239000011737 fluorine Substances 0.000 claims description 14
- 230000001050 lubricating effect Effects 0.000 claims description 14
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 9
- 239000010409 thin film Substances 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- -1 polyoxyethylene Polymers 0.000 claims description 6
- 239000004094 surface-active agent Substances 0.000 claims description 6
- 125000002947 alkylene group Chemical group 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000000314 lubricant Substances 0.000 description 17
- 239000000243 solution Substances 0.000 description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- 239000010408 film Substances 0.000 description 8
- 239000002904 solvent Substances 0.000 description 6
- 239000003921 oil Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 125000005010 perfluoroalkyl group Chemical group 0.000 description 2
- 229920000570 polyether Polymers 0.000 description 2
- SLGOCMATMKJJCE-UHFFFAOYSA-N 1,1,1,2-tetrachloro-2,2-difluoroethane Chemical compound FC(F)(Cl)C(Cl)(Cl)Cl SLGOCMATMKJJCE-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical compound FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 150000002221 fluorine Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 125000000963 oxybis(methylene) group Chemical group [H]C([H])(*)OC([H])([H])* 0.000 description 1
- 239000010702 perfluoropolyether Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
- G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
- G11B5/7253—Fluorocarbon lubricant
- G11B5/7257—Perfluoropolyether lubricant
Landscapes
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Lubricants (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57228191A JPS59116931A (ja) | 1982-12-23 | 1982-12-23 | 磁気記録媒体の潤滑層形成法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57228191A JPS59116931A (ja) | 1982-12-23 | 1982-12-23 | 磁気記録媒体の潤滑層形成法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59116931A JPS59116931A (ja) | 1984-07-06 |
| JPH0430085B2 true JPH0430085B2 (ko) | 1992-05-20 |
Family
ID=16872629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57228191A Granted JPS59116931A (ja) | 1982-12-23 | 1982-12-23 | 磁気記録媒体の潤滑層形成法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59116931A (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0618080B2 (ja) * | 1984-10-19 | 1994-03-09 | 日本電気株式会社 | 磁気記憶体 |
| JPS63281218A (ja) * | 1987-05-13 | 1988-11-17 | Hitachi Ltd | 磁気記録媒体 |
| JPH07216375A (ja) * | 1993-02-24 | 1995-08-15 | Hitachi Maxell Ltd | 潤滑剤 |
-
1982
- 1982-12-23 JP JP57228191A patent/JPS59116931A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59116931A (ja) | 1984-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0194465B1 (en) | Lubricating compositions having improved film-forming properties | |
| US5049410A (en) | Lubricant film for a thin-film disk | |
| EP1951854B1 (en) | Method for depositing a fluorolubricant | |
| EP2691499B1 (en) | Lubricant compositions | |
| US4808472A (en) | Fluoropolyethers containing end groups endowed with anchoring capacity | |
| WO1997035919A1 (fr) | Liquide contenant un polymere lubrifiant et technique de formation d'une pellicule de polymere lubrifiant | |
| EP0008598A1 (en) | Cleaning and lubricating compositions | |
| US7510999B2 (en) | Lubricant composition for magnetic recording media | |
| EP2505575A1 (en) | Ether compound, lubricant containing same, and composition for lubricant containing same | |
| US20060052262A1 (en) | Perfluoropolyether compound and lubricant and magnetic disk using same | |
| US6500484B2 (en) | Magnetic recording media | |
| JPS6010368B2 (ja) | 磁気記録媒体 | |
| JPH0430085B2 (ko) | ||
| EP3906283B1 (en) | Quaternary azeotrope and azeotrope-like compositions for solvent and cleaning applications | |
| US6753060B1 (en) | Method for improving performance of thin film recording media and media obtained thereby | |
| JPH05301954A (ja) | カルボン酸アンモニウム塩を有する含フッ素化合物及び表面改質剤、これを用いた磁気記録媒体 | |
| JP2004152460A (ja) | 磁気ディスクおよびその製造方法 | |
| TW527418B (en) | Lubricant for recording medium | |
| JPH0430084B2 (ko) | ||
| JP5309622B2 (ja) | 表面処理剤 | |
| JP5397963B2 (ja) | 潤滑膜並びに磁気ディスク及び磁気ヘッド | |
| US6846542B1 (en) | UV treatment for improving performance of lubricated thin film recording media and media obtained thereby | |
| US7682712B2 (en) | Stability polymeric lubricants and thin film recording media comprising same | |
| US6093495A (en) | Water soluble perfluoro polyether salt topcoat lubricants | |
| JPH0210485B2 (ko) |